21277881831

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1\times {\mathrm{130171}}^1$

素因数の和:130323

約数の個数: 24

約数和(自身を含む): 29945808256

約数和(自身を除く): 8667926425

約数列:

[1, 3, 23, 69, 103, 309, 529, 1587, 2369, 7107, 54487, 130171, 163461, 390513, 2993933, 8981799, 13407613, 40222839, 68860459, 206581377, 308375099, 925125297, 7092627277, 21277881831]

約数ペア:

[(1, 21277881831), (3, 7092627277), (23, 925125297), (69, 308375099), (103, 206581377), (309, 68860459), (529, 40222839), (1587, 13407613), (2369, 8981799), (7107, 2993933), (54487, 390513), (130171, 163461)]